This Web site contains a June 2003 report from the Economic Research Service of U.S. Department of Agriculture. The report offers a detailed analysis of livestock and poultry manure management for water quality in the...

This module provides information on conducting a multiple session classroom, laboratory, and field-based experience to determining the impact of non-point sources of pollution on watersheds. The module is comprised of...

This is a USGS Water Science for School's web page. A table shows the amounts of rain that some cities across the U.S. received last year. The website also explains what can happen to water once it hits the earth's...

This is a resource from the Geological Survey of the United States dealing with rainfall and runoff. The resource provides a description of runoff and the factors that impact the amount of rainfall runoff for a...

The SAGUARO project CD-ROM features three learning modules that use GIS to learn about earth system science. The three modules - Exploring Tropical Cyclones, Exploring the Dynamic Earth, and Exploring Water Resources -...